Yellow 24X Auto Level Survey Instrument with Air Damping - 40mm Aperture, ±15' Compensating Range for Construction Surveying
Professional yellow auto level survey instrument featuring air damping technology for enhanced stability and precision in construction and surveying applications.
| Parameter | AL20 | AL24 | AL28 | AL32 |
|---|---|---|---|---|
| Standard Deviation (1km) | 2.0mm | 2.0mm | 1.5mm | 1.0mm |
| Magnification | 20X | 24X | 28X | 32X |
| Objective Aperture | 40mm | 40mm | 40mm | 40mm |
| Field of View | 1°20' | 1°20' | 1°20' | 1°20' |
| Minimum Focus | 0.65m | 0.65m | 0.65m | 0.65m |
| Compensating Range | ±15' | ±15' | ±15' | ±15' |
| Setting Accuracy | ±0.5" | ±0.5" | ±0.4" | ±0.3" |
- Air damping system for enhanced stability and vibration reduction
- Erect image orientation for natural viewing
- Double-run leveling capability for improved accuracy
- High precision with standard deviation as low as 1.0mm per km
- Multiple magnification options from 20X to 32X
- Wide compensating range of ±15 minutes
Founded in 2002 and located in Suzhou, Jiangsu Province, Geo-Allen has grown into a world-renowned manufacturer of surveying equipment. The company holds DNV's ISO9001 certification and maintains a comprehensive product portfolio including UAVs, GNSS devices, total stations, theodolites, and laser instruments.
With over 17 years of industry experience, Geo-Allen serves markets worldwide including Europe, Americas, Asia, Africa, and Oceania. The company is committed to delivering best service, best quality, and best prices to customers globally.
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